Real AI agent use cases, with sources and setup prompts

Catch suspicious sales at a small store with a nightly AI alert

An AI agent built in n8n checks a liquor store's sales for suspicious transactions and sends the owner a Telegram alert every night.

See pricing2 hoursIntermediateSource linked

Source

@Imkiranveer on X · 2026-10-16

Written in our own words. Credit to the original author. Link checked 2026-10-17.

What they did

An AI agent built in n8n checks a liquor store's sales for suspicious transactions and sends the owner a Telegram alert every night.

Result (as claimed)

Running for a store in Calgary; shared on X.

Tools they used

Cost: n8n: free plan, paid from €20/mo; Telegram Bot API: from See pricing.

Set it up

  1. Map the task

    Write the trigger, the inputs, the decisions and the output. Note which steps need a human yes.

  2. Connect the tools

    Set up n8n, Telegram Bot API with the narrowest permissions that work. Use a test account or sandbox first.

  3. Build the workflow

    Create the steps in order. Add an approval step before anything sends, pays or deletes.

  4. Run it on real but low-stakes data

    Run a few times, read every output, and fix prompts or rules that misfire.

  5. Schedule and monitor

    Turn on the schedule or trigger, and add a daily summary or alert so you notice failures.

Copy the full setup prompt

Paste into your agent and it will walk you through the setup, asking before anything that sends, posts or spends.

You are helping me set up this AI use case end to end in Claude Code.

Goal: Catch suspicious sales at a small store with a nightly AI alert
What the original author did: An AI agent built in n8n checks a liquor store's sales for suspicious transactions and sends the owner a Telegram alert every night.
Reported result (as claimed by the author): Running for a store in Calgary; shared on X.
Source: https://x.com/Imkiranveer/status/2111129458988171316
Tools they used: n8n, Telegram Bot API
Category: Automation & business

Please:
1. Ask me 3 short questions about my situation (accounts I have, budget, what I want the output to look like).
2. Propose a step-by-step plan using these tools or cheaper alternatives, with the time and cost of each step. Use official pricing pages; say "check pricing" if unsure.
3. Then do the setup with me one step at a time, waiting for my OK before anything that sends messages, posts publicly, spends money or deletes data.
4. Finish with a checklist to run it again next time.

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Guides for this use case

How to automate work with n8n and AI · How to automate a small business with AI agents

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